{"id": 4290, "prediction_verbatim": "MSTR will close lower on May 2nd or 3rd as market reprices AI capex sustainability", "created_at": "2026-05-01 18:09:46", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-03 18:15:04", "chain_hash": "3e21d589ec73e572e8b5dd163441630757800e0c943ddc878a7db89eb66365f3", "chain_tx": "3gzPGpvvgMzjjhDmwzpPRkYnD8r3Czkc5Rr5WNRgzG9bee8x1UGRrsQfrALsjZRkG6roXgDzYs3i88j5he2FQFtn", "verify": "sha256(f'{prediction_verbatim}|{created_at}|{id}') must equal chain_hash, and the Solana tx memo must read 'workshop:pred:<id>:<chain_hash>' with a timestamp BEFORE resolved_at. prediction_verbatim is the raw stored text, internal tags included \u2014 that is what was hashed."}